Home / 14,498,703.60-20,008,283.22-7,972,753.92

Finding the Fourth Proportional to 14,498,703.60, 20,008,283.22 and 7,972,753.92

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Solution

The fourth proportional to 14,498,703.60, 20,008,283.22 and 7,972,753.92 is: 11,002,440.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,498,703.60 : 20,008,283.22 = 7,972,753.92 : x
  2. Step 2: Convert to fraction form
    14,498,703.60/20,008,283.22 = 7,972,753.92/x
  3. Step 3: Cross multiply
    14,498,703.60x = 20,008,283.22 × 7,972,753.92
  4. Step 4: Simplify right side
    14,498,703.60x = 159,521,118,474,725.22
  5. Step 5: Solve for x
    x = 159,521,118,474,725.22/14,498,703.60
  6. Step 6: Final answer
    x = 11,002,440.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.